_list_blog: Add check if blog is empty or not.

qsgen2

@@ -169,9 +169,16 @@ export blogdate=$( date +%a-%Y-%b-%d )
 # Let's create arrays of all the files we'll be working on
 
 function _list_blog() {
-    ls -1btar blog/*.blog | while read -r file; do
-    blogs_file_array+=($file)
-    done
+    # Check if there are any .blog files in the blog directory
+    local blog_files=(blog/*.blog)
+    if [[ ! -f ${blog_files[1]} ]]; then
+        if (${debug}); then _msg debug "_blog_cache: No blog files found."; fi
+        return
+    else
+        ls -1btar blog/*.blog | while read -r file; do
+        blogs_file_array+=($file)
+        done
+    fi
 }
 
 # BLOG CACHE